But while some YouTube users were impressed with Taryn's flexibility, others issued her with stark warnings.

One viewer wrote: "Even if it doesn't hurt now, you are doing irreparable damage to your joints by doing these tricks. I know it's fun to get the attention, I did this stuff a lot when I was younger too.

"I'm sorry to be such a downer, but I am 45 now and in pain ALL THE TIME."

Another echoed the concerns, adding: "Things fall out of my hands and my fingers bend all the way back even when I do not want them to...ligaments and tendons are like rubber bands...with Ehlers, yours and mine are more stretchy than most people...

"But like everyone else... they wear out like over-stretched rubber bands."